JPH0445617U - - Google Patents
Info
- Publication number
- JPH0445617U JPH0445617U JP8759390U JP8759390U JPH0445617U JP H0445617 U JPH0445617 U JP H0445617U JP 8759390 U JP8759390 U JP 8759390U JP 8759390 U JP8759390 U JP 8759390U JP H0445617 U JPH0445617 U JP H0445617U
- Authority
- JP
- Japan
- Prior art keywords
- cutting edge
- forming
- angle
- inclined surface
- long side
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 230000001154 acute effect Effects 0.000 claims 1
- 230000002093 peripheral effect Effects 0.000 claims 1
Landscapes
- Milling Processes (AREA)
Description
第１図は、本考案スローアウイ式エンドミルの
一実施例を示す正面図、第２図は、その側面図、
第３図は、第２図中の−線に沿つて得られる
断面図、第４図は、ａ〜ｃは、切刃チツプを示す
図で、第４図ａは、正面図、第４図ｂは、側面図
、第４図ｃは、一部底面図である。
１……工具本体、３……フルート溝、４……切
刃チツプ、５……チツプ座、６……中央取付け穴
、８ａ，８ｂ……傾斜側面、９……帯状面、１０
……外周切刃稜、１１……接続稜、１２……傾斜
面、１３……水平刃稜、１４……傾斜面、１５…
…接続稜、１６……傾斜面、１７ａ，１７ｂ……
傾斜支持面。
FIG. 1 is a front view showing an embodiment of the indexable end mill of the present invention, and FIG. 2 is a side view thereof.
3 is a sectional view taken along the - line in FIG. 2, FIG. 4 is a view showing the cutting blade tip, FIG. 4b is a side view, and FIG. 4c is a partial bottom view. 1... Tool body, 3... Flute groove, 4... Cutting blade tip, 5... Chip seat, 6... Center mounting hole, 8a, 8b... Inclined side surface, 9... Band-shaped surface, 10
...Outer cutting edge ridge, 11... Connection ridge, 12... Inclined surface, 13... Horizontal cutting edge, 14... Inclined surface, 15...
...Connection edge, 16...Slanted surface, 17a, 17b...
Slanted support surface.
Claims (1)
形成され、その底面側に設けられたチツプ座５内
には、略平行四辺形板状をなすポジ形式の切刃チ
ツプ４が取付けられ、しかも長辺側が位置する工
具本体１の軸方向では、大きな正のすくい角αが
構成されるようにしたスローアウエイ式エンドミ
ルにおいて、 前記切刃チツプ４は、工具本体１のチツプ座５
内では、逃げ角θ１を有する短辺側および長辺側
の傾斜側面８ａ，８ｂが２つの傾斜支持面１７ａ
，１７ｂに当接されるようにして、中心取付け穴
６の利用によりねじ止めされるとともに、長辺側
には、前記逃げ角θ１よりも小さい逃げ角θ２設
定される大きな曲率半径Ｒによる帯状面９によつ
て外周切刃稜１０が形成され、また鋭角を構成す
る対角方向のコーナ部分には、小さな接続稜１１
を形成する傾斜面１２および水平刃稜１３を構成
する四辺形状の傾斜面１４が形成され、さらに鈍
角を構成する対角方向のコーナ部分には、非切削
の接続稜１５を構成する傾斜面１６が形成される
ようになつていることを特徴とするスローアウエ
イ式エンドミル。[Claims for Utility Model Registration] A flute groove 3 is formed in the tool body 1 having a cylindrical shape, and a positive type chip having a substantially parallelogram plate shape is provided in a chip seat 5 provided on the bottom side of the flute groove 3. In an indexable end mill, a large positive rake angle α is formed in the axial direction of the tool body 1 to which the cutting edge tip 4 is attached and the long side thereof is located. 1 Chipus 5
Inside, the inclined side surfaces 8a and 8b on the short side and long side having a clearance angle θ 1 form two inclined support surfaces 17a.
, 17b, and is screwed by using the center mounting hole 6, and the long side has a large radius of curvature R with a clearance angle θ2 smaller than the clearance angle θ1 . An outer peripheral cutting edge ridge 10 is formed by the band-shaped surface 9, and a small connecting edge 11 is formed at the diagonal corner portion forming an acute angle.
An inclined surface 12 forming a horizontal cutting edge 13 and a quadrilateral inclined surface 14 forming a horizontal cutting edge 13 are formed, and an inclined surface 16 forming a non-cutting connecting edge 15 is formed at a diagonal corner portion forming an obtuse angle. A throw-away end mill characterized by being configured to form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8759390U JP2531557Y2 (en) | 1990-08-22 | 1990-08-22 | Indexable end mill |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP8759390U JP2531557Y2 (en) | 1990-08-22 | 1990-08-22 | Indexable end mill |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH0445617U true JPH0445617U (en) | 1992-04-17 |
| JP2531557Y2 JP2531557Y2 (en) | 1997-04-02 |
Family
ID=31820066
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP8759390U Expired - Lifetime JP2531557Y2 (en) | 1990-08-22 | 1990-08-22 | Indexable end mill |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JP2531557Y2 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012099355A3 (en) * | 2011-01-17 | 2012-11-22 | Taegutec Ltd. | Cutting insert for right angle machining and milling cutter having the same |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JP2007044779A (en) | 2005-08-08 | 2007-02-22 | Sumitomo Electric Hardmetal Corp | Throw-away tip and milling cutter using it |
-
1990
- 1990-08-22 JP JP8759390U patent/JP2531557Y2/en not_active Expired - Lifetime
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2012099355A3 (en) * | 2011-01-17 | 2012-11-22 | Taegutec Ltd. | Cutting insert for right angle machining and milling cutter having the same |
| CN103313814A (en) * | 2011-01-17 | 2013-09-18 | 特固克有限会社 | Cutting insert for right angle machining and milling cutter having the same |
| US9050667B2 (en) | 2011-01-17 | 2015-06-09 | Taegutec, Ltd. | Cutting insert for right angle machining and milling cutter having the same |
Also Published As
| Publication number | Publication date |
|---|---|
| JP2531557Y2 (en) | 1997-04-02 |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R323533 |
|
| R360 | Written notification for declining of transfer of rights |
Free format text: JAPANESE INTERMEDIATE CODE: R360 |
|
| R370 | Written measure of declining of transfer procedure |
Free format text: JAPANESE INTERMEDIATE CODE: R370 |
|
| S533 | Written request for registration of change of name |
Free format text: JAPANESE INTERMEDIATE CODE: R323533 |
|
| R350 | Written notification of registration of transfer |
Free format text: JAPANESE INTERMEDIATE CODE: R350 |
|
| EXPY | Cancellation because of completion of term |